If like thousands of network engineers around the world you use GNS3 you will have come across the 100% CPU Usage problem. We all know know how to set the idle-pc and most of the time that works, but there is also a few more things to try to get your CPU usage down. I had … [Read more...] about GNS3 100% CPU Usage – Just hit Enter!
This GNS3 Tutorial was written so others can benefit from my long hours trying to make the 32 router INE CCIE troubleshooting topology work in my GNS3 environment. Note: This post is probably out of date for many readers, I am now focused on Network Automation using Ansible … [Read more...] about GNS3 Tutorial – How to run INE’s CCIE Troubleshooting topology
“A positive mind finds a way it can be done; a negative mind looks for all the ways it can’t be done.” Napoleon Hill Hands-On Practice - GNS3 Video Training Course I remember the “Music Man” story, where a trickster wanted an entire community to believe that the students … [Read more...] about GNS3 Video Training Course
If you have run GNS3 for any time you will have most likely come across the error %CDP-4-DUPLEX_MISMATCH or GNS Duplex mismatch. With physical cisco hardware when two devices are connected together and cdp is enabled, when there is a duplex mismatch an error log will be … [Read more...] about GNS3 Duplex Mismatch – How to stop the log message
If you are studying for any kind of Cisco exam then you have probably come across GNS3. (If not you are missing out on something great and you should check it out at www.gns3.net) GNS3 is a graphical network simulator that runs real cisco images. It allows you to simply drag and … [Read more...] about GNS3 Workbench is Awesome!